SANTA CLARA, Calif.--(BUSINESS WIRE)--Nexenta (@Nexenta), the global leader in Open Source-driven Software-Defined Storage (OpenSDS), today announced that CEO and Chairman, Tarkan Maner, will be delivering the keynote address at AGC’s 2015 Information Security and Broader Technology Growth Conference. Tarkan will deliver his keynote on April 21 following AGC Partner’s CEO, Ben Howe, Welcome Address. Tarkan will offer perspective on trending topics within the broader IT industry including Cloud,